1HPL_barrier(3) HPL Library Functions HPL_barrier(3)
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6 HPL_barrier - Barrier operation.
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9 #include "hpl.h"
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11 int HPL_barrier( MPI_Comm COMM );
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14 HPL_barrier blocks the caller until all process members have call it.
15 The call returns at any process only after all group members have
16 entered the call.
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19 COMM (global/local input) MPI_Comm
20 The MPI communicator identifying the process collection.
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23 HPL_broadcast (3), HPL_reduce (3), HPL_all_reduce (3), HPL_min (3),
24 HPL_max (3), HPL_sum (3).
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28HPL 2.1 October 26, 2012 HPL_barrier(3)